Headphone



FIG. 1 is a perspective view of a headphone showing my new design.

FIG. 2 is a rear elevational view thereof.

FIG. 3 is a front elevational view thereof.

FIG. 4 is a left side elevational view thereof.

FIG. 5 is a right side elevational view thereof.

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a further perspective view thereof.

The broken line portions of the drawing figures are shown for environmental purposes only and form no part of the claimed design. 

CLAIM The ornamental design for a headphone, as shown and described. 